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Finding the Fourth Proportional to 492,095.90, 738,173.02 and 155,147.24

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Solution

The fourth proportional to 492,095.90, 738,173.02 and 155,147.24 is: 232,730.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,095.90 : 738,173.02 = 155,147.24 : x
  2. Step 2: Convert to fraction form
    492,095.90/738,173.02 = 155,147.24/x
  3. Step 3: Cross multiply
    492,095.90x = 738,173.02 × 155,147.24
  4. Step 4: Simplify right side
    492,095.90x = 114,525,506,695.47
  5. Step 5: Solve for x
    x = 114,525,506,695.47/492,095.90
  6. Step 6: Final answer
    x = 232,730.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.